ther·mo·set·ting (thûr m -s t  ng)adj. Permanently hardening or solidifying on being heated. Used of certain synthetic resins. |
thermosetting [ˌθɜːməʊˈsɛtɪŋ]
adj
(Chemistry) (of a material, esp a synthetic plastic or resin) hardening permanently after one application of heat and pressure. Thermosetting plastics, such as phenol-formaldehyde, cannot be remoulded Compare thermoplastic
| thermosetting (thûrm-stng) Relating to a compound that softens when initially heated, but hardens permanently once it has cooled. Thermosetting materials are made of long-chain polymers that cross-link with each other after they have been heated, rendering the substance permanently hard. Compare thermoplastic. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Adj. | 1. | thermosetting - having the property of becoming permanently hard and rigid when heated or cured; "the phenol resins and plastics were the original synthetic thermosetting materials" thermoplastic - having the property of softening or fusing when heated and of hardening and becoming rigid again when cooled; "thermoplastic materials can be remelted and cooled time after time without undergoing any appreciable chemical change" |
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